---
title: "Comment by Jaczura Zoltán on \"Flutter Bloc (v8): Google Sign In and Firebase Authentication - 2022 Guide\" | Hashnode"
description: "Hi! How could I modify the code, that after signin or signout, the username would change automatically? (And how to change when I would like to display user acc"
url: "https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3/comment/62ab85861a89c91850b1bc03"
---

[Discussion](https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3)

Comment [Flutter Bloc (v8): Google Sign In and Firebase Authentication - 2022 Guide](https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3)

[Jaczura Zoltán](https://hashnode.com/@JacZol)

[Jun 16, 2022](https://hashnode.com/posts/flutter-bloc-v8-google-sign-in-and-firebase-authentication-2022-guide/61e4f0e98a425719c17355e3/comment/62ab85861a89c91850b1bc03)

Hi! How could I modify the code, that after signin or signout, the username would change automatically? (And how to change when I would like to display user account chooser popup?